Lamp for a sewing machine



FIG. 1 is a perspective view of a lamp for a sewing machine showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a referential perspective view of the lamp for a sewing machine mounted on a sewing machine wherein the phantom lines are for illustrative purposes only and form no part of the design.

The portions shown cut away indicate indeterminate length. 

The ornamental design for a lamp for a sewing machine, as shown and described. 